import argparse

from fib_py.fib_calcs.fib_number import recurring_fibonacci_number


def fib_numb() -> None:
    parser = argparse.ArgumentParser(
        description="Calculate Fibonacci numbers"
    )
    parser.add_argument("--number", action='store', type=int, required=True, help="Fibonacci number to be calculated.")
    args = parser.parse_args()
    print(f"Your Fibonacci number is : {recurring_fibonacci_number(args.number)}")
